Dr. Sean P. Duffy, DO

DPC Internal Medicine physician, Arnold, MD

Compass Direct Care

Dr. Duffy founded Compass Direct Care, a direct primary care practice, and is board certified in internal medicine.

273 Peninsula Farm Rd, Suite D, Arnold, MD 21012

At a glance

Practice model

Direct primary care membership

Board certification

Internal Medicine

Visits

In-office or telehealth

Enrollment fee

$99

Facts on this page last checked November 2026. How we check doctors

About Dr. Duffy

Dr. Duffy graduated from Boston University. His medical degree is from Nova Southeastern University College of Osteopathic Medicine. He is board certified in internal medicine.

He started his career as a physician in the US Army. Dr. Duffy founded and owns Compass Direct Care. He says his mission is to restore the doctor-patient relationship.

The practice offers same-day and next-day appointments, longer visits and direct contact with the doctor by phone, text or email. In his free time, he likes the local boating lifestyle.

Membership and fees

Compass Direct Care runs a direct primary care membership, billed monthly, with a $99 enrollment fee.

Membership covers comprehensive primary care, in-office testing and procedures, and care coordination.

Visits can be in the office or by telehealth.

Fees vary by plan. Ask the practice.

Services

Annual physicals Acute care Cancer screenings Chronic disease management Weight management Smoking cessation Hormone replacement therapy Care coordination EKG In-office lab testing Skin procedures Suturing Wart treatment Abscess drainage Ear wax removal

What internal medicine doctors commonly treat

Education and credentials

Degree

Doctor of Osteopathic Medicine (DO)

College

Boston University

Medical school

Nova Southeastern University College of Osteopathic Medicine

Board certification

Internal Medicine

License

Maryland

Board actions

Good standing (checked Nov 2026) None on record Verify with the Maryland Board of Physicians

NPI

1033371752

Hospital and practice affiliations

Founder and owner, Compass Direct Care

Former US Army physician

Location

273 Peninsula Farm Rd, Suite D, Arnold, MD 21012

Compass Direct Care practice page

Directions

Recognition and research

Media and books

Compass Direct Care held its grand opening in Arnold with a ribbon-cutting hosted by the Greater Severna Park and Arnold Chamber of Commerce.

Patient reviews

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Questions patients ask

Does Dr. Duffy take insurance, or offer a membership?

Compass Direct Care runs a direct primary care membership. Membership covers primary care services, procedures and diagnostic testing.

Is there an enrollment fee at Compass Direct Care?

The practice charges a $99 enrollment fee.

Is Dr. Duffy board certified?

Dr. Duffy is board certified in Internal Medicine.

Where did Dr. Duffy train?

Dr. Duffy graduated from Boston University and has a medical degree from Nova Southeastern University College of Osteopathic Medicine. He started his career as a physician in the US Army.